<template>
  <div class="todo-item">
    <input
      type="checkbox"
      :checked="completed"
      @change="toggleCompletion"
    >
    <span :class="{ completed: completed }">{{ title }}</span>
    <button @click="removeTodo">删除</button>
  </div>
</template>

<script>
export default {
  props: {
    title: {
      type: String,
      required: true
    },
    completed: {
      type: Boolean,
      required: true
    }
  },
  methods: {
    toggleCompletion() {
      this.$emit('update:completed', !this.completed);
    },
    removeTodo() {
      this.$emit('remove-todo');
    }
  }
};
</script>